From: Reiner Steib <reinersteib+gmane@imap.cc>
To: Dave Love <fx@gnu.org>
Cc: emacs-devel@gnu.org, ding@gnus.org,
Bjorn Solberg <bjorn_ding2@hekneby.org>
Subject: Re: IMAP and Exchange 2007 - imap-fetch-safe
Date: Sat, 31 Jan 2009 16:27:25 +0100 [thread overview]
Message-ID: <87wscblcma.fsf@marauder.physik.uni-ulm.de> (raw)
In-Reply-To: <871vv1d50m.fsf@liv.ac.uk> (Dave Love's message of "Sat, 17 Jan 2009 20:58:01 +0000")
On Sat, Jan 17 2009, Dave Love wrote:
> Simon Josefsson <simon@josefsson.org> writes:
>
>> Maybe the problem is a condition-case within another condition-case
>> work? I recall problems related to this when run as an async process
>> filter.
>
> Yes -- signals from process filters are normally caught; I wasn't
> thinking or looking closely enough at what the code does originally. I
> must have had debug-on-error set when testing, but I was sure I'd
> actually tried it in fresh Emacs.
>
>> Maybe it is possible to re-write the approach without using
>> condition-case, that would likely be easier to debug anyway.
>
> I'm not sure it would be easier, but see the comment in the patch below.
> I made it before reading this, and at least the fix over my previous
> code is just an extra binding. It works for me in a fresh Emacs, and
> isn't broken in Emacs 22.
>
>> I'd prefer to avoid sending the Exchange bug-workaround approach
>> ("1,*:*") to any server that does not need it. I've seen servers that
>> (internally) open up all e-mails in the folder and searches them, but
>> for the 1,* approach was able to return data quickly.
>
> Obviously that's a good reason. Previous comments about efficiency that
> I was referred to seemed to be about something different.
>
>> This may be old information now, but generally I don't see why
>> imap.el should send poor protocol output to all servers just
>> because Exchange is broken.
>
> [It does have workarounds for various other servers, not that I want to
> defend Exchange in any way. Exchange 2007 is doing horrible things like
> messing with MIME parts, which I don't think the previous version did,
> and I wish I could avoid it.]
>
> Anyhow, per the comment in the patch,
+ ;; FIXME: Maybe it would be cleaner to have a flag to not signal
+ ;; the error (which otherwise gives a message), and test
+ ;; `imap-failed-tags'. Also, Other IMAP clients use other forms of
+ ;; request which work with Exchange, e.g. Claws does "UID FETCH 1:*
+ ;; (UID)" rather than "FETCH UID 1,*". Is there a good reason not
+ ;; to do the same?
> is there a good reason -- other than simplicity? -- to use FETCH
> rather than UID like other clients? I'm speaking mostly in
> ignorance of IMAP...
Comments? (Simon?)
> 2009-01-17 Dave Love <fx@gnu.org>
>
> * imap.el (imap-fetch-safe): Bind debug-on-error.
> (imap-debug): Add imap-fetch-safe.
Installed.
Bjorn (and others), does the auto-detection work for you with the
current version from CVS?
Bye, Reiner.
--
,,,
(o o)
---ooO-(_)-Ooo--- | PGP key available | http://rsteib.home.pages.de/
next prev parent reply other threads:[~2009-01-31 15:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <87iqphil5p.fsf@liv.ac.uk>
[not found] ` <87ocz3n8d4.fsf@marauder.physik.uni-ulm.de>
[not found] ` <87iqpa99wy.fsf@liv.ac.uk>
[not found] ` <87wsde7t5j.fsf_-_@marauder.physik.uni-ulm.de>
[not found] ` <86mye95p27.fsf@lifelogs.com>
[not found] ` <878wpt48qj.fsf@marauder.physik.uni-ulm.de>
[not found] ` <86d4eyvryx.fsf@lifelogs.com>
[not found] ` <878wplcxws.fsf@marauder.physik.uni-ulm.de>
[not found] ` <87k58za3q8.fsf@liv.ac.uk>
2009-01-13 17:00 ` IMAP and Exchange 2007 - imap-fetch-safe (was: FIXMEs in imap.el and nnimap.el) Reiner Steib
2009-01-13 17:20 ` IMAP and Exchange 2007 - imap-fetch-safe Simon Josefsson
2009-01-17 20:58 ` Dave Love
2009-01-31 15:27 ` Reiner Steib [this message]
2009-02-01 15:43 ` Bjorn Solberg
2009-02-02 19:15 ` Reiner Steib
2009-01-13 18:28 ` Bjorn Solberg
2009-01-17 20:59 ` Dave Love
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